Bug 746470

Summary: no soundcard detected by pulseaudio
Product: [Fedora] Fedora Reporter: Andrew <travneff>
Component: pulseaudioAssignee: Lennart Poettering <lpoetter>
Status: CLOSED WONTFIX QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: unspecified    
Version: 16CC: alex, anand.tandon, atu, dhowells, dzrudy, lkundrak, lpoetter, panormitis, rick.foos, silfreed, stinkoid
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2013-02-13 16:18:44 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
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Description Flags
`pactl list` output with existing alsa device
none
`pactl list` output without alsa device none

Description Andrew 2011-10-16 11:25:20 UTC
Created attachment 528379 [details]
`pactl list` output with existing alsa device

Note 1: all of the following is an issue appeared after update fc15->fc16 by yum distro-sync.
Note 2: If matters, I have runlevel 3 as default.


Description of problem:
PA doesn't detect soundcard in most cases. Just null output exists.


Audio card: MB integrated Realtek ALC850 / nForce4

$ lspci -nn | grep audio
00:04.0 Multimedia audio controller [0401]: nVidia Corporation CK804 AC'97 Audio Controller [10de:0059] (rev a2)


Some output:


$ aplay -l
aplay: device_list:240: no soundcards found...


$ aplay -L
default
    Default


$ amixer
xcb_connection_has_error() returned true
Simple mixer control 'Master',0
  Capabilities: pvolume pswitch pswitch-joined penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 65536
  Mono:
  Front Left: Playback 9257 [14%] [on]
  Front Right: Playback 9257 [14%] [on]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch cswitch-joined penum
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 65536
  Front Left: Capture 10053 [15%] [on]
  Front Right: Capture 10053 [15%] [on]


$ LANG=C pactl stat
Currently in use: 1 blocks containing 63.9 KiB bytes total.
Allocated during whole lifetime: 958 blocks containing 3.3 MiB bytes total.
Sample cache size: 0 B
User name: w0mbat
Host Name: localhost.localdomain
Server Name: pulseaudio
Server Version: 0.9.23
Default Sample Specification: s16le 2ch 44100Hz
Default Channel Map: front-left,front-right
Default Sink: auto_null
Default Source: auto_null.monitor
Cookie: 991340f8


Sometimes such output is quite different. Seems like depending at session type (console/X11) and PA starting sequence:


$ aplay -L
default
    Default
front:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804
    Front speakers
surround40:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804
    4.0 Surround output to Front and Rear speakers
surround41:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=CK804,DEV=0
    NVidia CK804, NVidia CK804 - IEC958
    IEC958 (S/PDIF) Digital Audio Output


$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: CK804 [NVidia CK804], device 0: Intel ICH [NVidia CK804]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: CK804 [NVidia CK804], device 2: Intel ICH - IEC958 [NVidia CK804 - IEC958]
  Subdevices: 1/1
  Subdevice #0: subdevice #0


Sometimes messages like following are printed to /var/log/messages:

Oct 16 12:49:38 localhost pulseaudio[1566]: main.c: Unable to contact D-Bus: org.freedesktop.DBus.Error.Spawn.ExecFailed: /bin/dbus-launch terminated abnormally with the following error: Autolaunch error: X11 initialization failed.


Sometimes "alsa_output.pci-0000_00_04.0.analog-stereo" appears in `pactl stat` and `pactl list` after execution of following, but sound still absent:

$ pactl load-module module-alsa-card device_id="0" name="pci-0000_00_04.0" card_name="alsa_card.pci-0000_00_04.0" tsched=yes ignore_dB=no card_properties="module-udev-detect.discovered=1"
Failure: Module initalization failed

After this, playing mp3 by mplayer just hangs at "Starting playback..." until switch to tty1. Then sound is started.


Version-Release number of components:

$ rpm -qa \*alsa\*
alsa-plugins-freeworld-a52-1.0.24-2.fc16.x86_64
alsa-plugins-pulseaudio-1.0.24-2.fc15.x86_64
alsa-lib-1.0.24-2.fc15.x86_64
alsa-utils-1.0.24.1-3.fc15.x86_64
alsa-lib-1.0.24-2.fc15.i686
alsa-plugins-pulseaudio-1.0.24-2.fc15.i686
wine-alsa-1.3.29-1.fc16.i686

$ rpm -qa \*pulse\*
alsa-plugins-pulseaudio-1.0.24-2.fc15.x86_64
pulseaudio-libs-0.9.23-1.fc16.i686
pulseaudio-libs-glib2-0.9.23-1.fc16.x86_64
kde-settings-pulseaudio-4.7-12.fc16.noarch
alsa-plugins-pulseaudio-1.0.24-2.fc15.i686
pulseaudio-libs-0.9.23-1.fc16.x86_64
wine-pulseaudio-1.3.29-1.fc16.i686
pulseaudio-0.9.23-1.fc16.x86_64
pulseaudio-utils-0.9.23-1.fc16.x86_64
pulseaudio-module-x11-0.9.23-1.fc16.x86_64

$ uname -r
3.1.0-0.rc9.git0.0.fc16.x86_64


Temporary workaround can be moving /etc/alsa/pulse-default.conf to other place and add you to group "audio". Alsa output works for me in this case.

Comment 1 Andrew 2011-10-16 11:26:14 UTC
Created attachment 528380 [details]
`pactl list` output without alsa device

Comment 2 David Howells 2011-11-14 15:11:43 UTC
I had much the same problem.

Partially it was due to this: bug 753160.  Running "authconfig --update --nostart" fixed part of the problem (the login wasn't being recorded by systemd and so permissions weren't being correctly set).

Then deleting ~/.pulse/ and logging out and logging back in again fixed it for me.

Comment 3 Alex Tucker 2011-11-14 17:30:57 UTC
Thanks David, authconfig --update fixed this for me.

Comment 4 Petr Kočandrle 2011-11-19 22:51:03 UTC
I've updated from F15 to F16 using preupgrade and since that I had no audio devices available after login, but root had access to them (for example by "sudo aplay -l"). The same steps as David Howells did worked for me too and it is all ok now.

Comment 5 Rick Foos 2011-12-05 17:57:45 UTC
I've updated from F15 to F16 using preupgrade and since that I had no audio
devices available after login, 
Root did not have access to the either. 

The same steps as David Howells did worked for me to find the devices on login but when I run test speakers from the sound icon, it crashes. Rythmbox also crashes with a different fault.

Both pulseaudio, and later rythmbox fail.

Previously, from fedora unity, this has worked for all users:
su -c "usermod -aG pulse,pulse-access,jackuser,audio root"
But I don't think this gets to the bottom of the problem.

Hear are fail logs from pulseaudio and rythmbox after authconfig --updateall --nostop (reboot as well).

---- /var/log/messages
Dec  5 11:33:11 montechristo kernel: [  541.201550] pulseaudio[2720]: segfault at 74 ip 00007f6acabd5311 sp 00007fff2822ac10 error 4 in module-combine.so[7f6acabd0000+9000]
Dec  5 11:34:55 montechristo rsyslogd: imuxsock: recvfrom UNIX: Resource temporarily unavailable

Dec  5 11:39:25 montechristo kernel: [  914.577721] rhythmbox[3933]: segfault at 0 ip 00000037e2ac46e1 sp 00007fff45f18920 error 4 in librhythmbox-core.so.4.0.0[37e2a00000+127000]
----

Going through the commands from the original post, here is what I get after authconfig --updateall --nostop (reboot as well). 

fyi, pactl list fails with permission problems.

[root@montechristo ~]# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: SB [HDA ATI SB], device 0: VT2020 Analog [VT2020 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: SB [HDA ATI SB], device 1: VT2020 Digital [VT2020 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: SB [HDA ATI SB], device 2: VT2020 HP [VT2020 HP]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
[root@montechristo ~]# amixer
ALSA lib pulse.c:229:(pulse_connect) PulseAudio: Unable to connect: Connection refused

amixer: Mixer attach default error: Connection refused
[root@montechristo ~]# LANG=C pactl stat
Connection failure: Connection refused
pa_context_connect() failed: Connection refused
[root@montechristo ~]# aplay -L
null
    Discard all samples (playback) or generate zero samples (capture)
pulse
    PulseAudio Sound Server
default
    Default
front:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Analog
    Front speakers
surround40:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Analog
    4.0 Surround output to Front and Rear speakers
surround41:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Analog
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Analog
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Analog
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Analog
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=SB,DEV=0
    HDA ATI SB, VT2020 Digital
    IEC958 (S/PDIF) Digital Audio Output
hdmi:CARD=NVidia,DEV=0
    HDA NVidia, HDMI 0
    HDMI Audio Output
[root@montechristo ~]# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: SB [HDA ATI SB], device 0: VT2020 Analog [VT2020 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: SB [HDA ATI SB], device 1: VT2020 Digital [VT2020 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: SB [HDA ATI SB], device 2: VT2020 HP [VT2020 HP]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
[root@montechristo ~]# pactl list
Connection failure: Connection refused
pa_context_connect() failed: Connection refused
[root@montechristo ~]# rpm -qa \*alsa\*
alsa-plugins-pulseaudio-1.0.24-2.fc15.i686
alsa-tools-firmware-1.0.24.1-3.fc16.x86_64
alsa-lib-1.0.24-2.fc15.i686
alsa-utils-1.0.24.1-5.fc16.x86_64
alsa-plugins-jack-1.0.24-2.fc15.x86_64
alsa-firmware-1.0.24.1-2.fc15.noarch
alsa-plugins-pulseaudio-1.0.24-2.fc15.x86_64
alsa-lib-devel-1.0.24-2.fc15.x86_64
python-alsa-1.0.24-1.fc16.x86_64
alsa-lib-1.0.24-2.fc15.x86_64
alsa-tools-1.0.24.1-3.fc16.x86_64
[root@montechristo ~]# rpm -qa \*pulse\*
pulseaudio-module-zeroconf-0.9.23-1.fc16.x86_64
pulseaudio-module-x11-0.9.23-1.fc16.x86_64
pulseaudio-module-bluetooth-0.9.23-1.fc16.x86_64
pulseaudio-libs-glib2-0.9.23-1.fc16.x86_64
pulseaudio-module-jack-0.9.23-1.fc16.x86_64
alsa-plugins-pulseaudio-1.0.24-2.fc15.i686
pulseaudio-libs-0.9.23-1.fc16.x86_64
pulseaudio-equalizer-2.7-8.fc16.noarch
pulseaudio-libs-zeroconf-0.9.23-1.fc16.x86_64
pulseaudio-gdm-hooks-0.9.23-1.fc16.x86_64
pulseaudio-0.9.23-1.fc16.x86_64
alsa-plugins-pulseaudio-1.0.24-2.fc15.x86_64
pulseaudio-module-gconf-0.9.23-1.fc16.x86_64
pulseaudio-libs-0.9.23-1.fc16.i686
pulseaudio-utils-0.9.23-1.fc16.x86_64
[root@montechristo ~]# 

Blog Might be easier to read. 4 links to come up with this...so far.
http://rickfoosusa.blogspot.com/2011/12/howto-pulseaudio-fedora-16-no-sound.html

fyi, I also lost X11, and ran nvidia-xconfig to restore. AsRock MB has onboard AC97, Nvidia has HDMI Audio. Audio hardware reported is correct.

Comment 6 Andy Garcia 2012-01-21 22:42:34 UTC
I had this exact same problem.

David Howells solution above fixed it !

Comment 7 Andy Garcia 2012-01-21 22:43:52 UTC
Note that for me sound worked when logged in as root but didn't when logged in as any other user.

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